Find the
a. explained variation
b. unexplained variation
c. total variation
d. coefficient of determination and
e. standard error of estimate.
The Consumer Price Index (CPI) and the cost of a slice of pizza
CPI 30.2 48.3 112.3 162.2 191.9 197.8
Cost of pizza 0.15 0.35 1.00 1.35 1.50 2.00